It cannot be cloned 1:1 just yet. Although there is good news in that someone has actually cloned it using the twin sectors theory. He has posted the source code so hopefully someone will incorporate into a workable program to copy Securom New 4.8
http://www.cdfreaks.com/news2.php3?ID=5037
Or you can download a crack in the meantime from one of the sites listed in the sticky topic at the top.